diff options
| -rw-r--r-- | fs/ceph/inode.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index f67025465de0..03a8f2e3341e 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -1793,6 +1793,11 @@ retry_lookup: goto done; } + if (unlikely(!in)) { + err = -EINVAL; + goto done; + } + /* attach proper inode */ if (d_really_is_negative(dn)) { ceph_dir_clear_ordered(dir); @@ -1828,6 +1833,12 @@ retry_lookup: doutc(cl, " linking snapped dir %p to dn %p\n", in, req->r_dentry); ceph_dir_clear_ordered(dir); + + if (unlikely(!in)) { + err = -EINVAL; + goto done; + } + ihold(in); err = splice_dentry(&req->r_dentry, in); if (err < 0) |